/*图片大小*/
img {
  max-width: 100%;
}
/*表格边框*/
table {
  border-collapse: collapse;
}
tr td,
th {
  border: 1px solid #444;
}
/*引用块*/
blockquote {
  padding-left: 1em;
  margin: 1em 3em 1em 2em;
  font-weight: 400;
  border-left: 4px solid rgba(0,0,0,0.12);
}
@media only screen and (max-width: 599px) {
  .mdui-typo blockquote {
    margin: 1em 0;
  }
}
.theme--dark blockquote {
  border-left-color: rgba(255,255,255,0.12);
}
/* 响应式图片和视频 */
.img-fluid,
.video-fluid {
  display: block;
  max-width: 100%;
  height: auto;
}
/* 圆角图片 */
.img-rounded {
  border-radius: 2px;
}
/* 圆形图片 */
.img-circle {
  border-radius: 50%;
}
.fluid-video-container {
  position: relative;
  height: 0;
  padding-bottom: 56.25%;
  overflow: hidden;
}
.fluid-video-container iframe,
.fluid-video-container object,
.fluid-video-container embed {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
/*响应式公式*/
.math-fluid {
  overflow-x: auto;
}
.mermaid {
  overflow-x: auto;
}
/*评论服务*/
#pop_ad,
#feedAv {
  display: none !important;
  position: absolute !important;
  z-index: -9999;
  left: -1000px;
  opacity: 0 !important;
}
/* 滚动条 */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-thumb {
  border-radius: 10px;
  background: #808080;
}
.mobile-mini-menu::-webkit-scrollbar,
#main-menu::-webkit-scrollbar,
#sub-menu::-webkit-scrollbar {
  width: 1px;
  height: 1px;
}
